CN106870652A - For the epicyclic train of the automatic transmission of vehicle - Google Patents
For the epicyclic train of the automatic transmission of vehicle Download PDFInfo
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- CN106870652A CN106870652A CN201610552794.1A CN201610552794A CN106870652A CN 106870652 A CN106870652 A CN 106870652A CN 201610552794 A CN201610552794 A CN 201610552794A CN 106870652 A CN106870652 A CN 106870652A
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- Prior art keywords
- rotate element
- connecting elements
- clutch
- gear
- operates
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/62—Gearings having three or more central gears
- F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0069—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising ten forward speeds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/2012—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with four sets of orbital gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2046—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with six engaging means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2097—Transmissions using gears with orbital motion comprising an orbital gear set member permanently connected to the housing, e.g. a sun wheel permanently connected to the housing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The present invention relates to a kind of epicyclic train of the automatic transmission for vehicle, it can include：Input shaft, it is used to receive engine torque；Output shaft, it is used to export the engine torque through changing；First planetary gearsets, it includes the first rotate element, the second rotate element and the 3rd rotate element；Second planetary gearsets, it includes the 4th rotate element, the 5th rotate element and the 6th rotate element；Third planet gear train, it includes the 7th rotate element, the 8th rotate element and the 9th rotate element；Fourth planet gear train, it includes the tenth rotate element, the 11st rotate element and the 12nd rotate element；And six control elements, it is used to optionally interconnect rotate element and case of transmission.
Description
Cross-Reference to Related Applications
This application claims on December 10th, 2015 submit to korean patent application the 10-2015-0176079th it is preferential
Power, the entire disclosure of which is hereby incorporated by for all purposes by the reference.
Technical field
The present invention relates to a kind of automatic transmission for vehicle.
Background technology
In recent years, the rise of oil price has triggered the keen competition for improving Fuel consumption.
In this case, engine reduce weight by reducing size and improve fuel efficiency grinding
Study carefully, additionally carried out such research：By realize with many gears automatic transmission and ensure simultaneously steerability and
The competitiveness of maximum fuel efficiency.
In order to realize more gears of automatic transmission, its number of components can be significantly increased, and this can make installation be deteriorated,
Production cost increases, and weight increases and/or power transfer efficiency reduction.
Therefore, in order to substantially improve the fuel consumption of the automatic transmission with more gears, using smaller amounts
Part come to realize more excellent efficiency be critically important.
In this regard, have been introduced into 8-gear transmission in the recent period, for can realize more gears for fluid drive
Among the epicyclic train of device is also being researched and developed.
The information for being disclosed in background parts of the invention is merely intended to deepen the understanding to general background technology of the invention,
And be not construed as recognizing or implying in any form the existing skill that the information structure is known to those skilled in the art
Art.
The content of the invention
Various aspects of the invention aim to provide a kind of epicyclic train of the automatic transmission for vehicle, and it has such as
Lower advantage：By minimum complexity, at least ten forward ranges and at least one reversing gear are realized, so as to due to many gears
And improve power transfer performance and fuel consumption；Improve the riding stability of vehicle by using the slow-speed of revolution of engine.
Various aspects of the invention, the epicyclic train for the automatic transmission of vehicle can include：Input shaft,
It is used to receive engine torque；Output shaft, it is used to export the engine torque through changing；First planetary gearsets, its bag
Include the first rotate element, the second rotate element and the 3rd rotate element；Second planetary gearsets, it include the 4th rotate element,
5th rotate element and the 6th rotate element；Third planet gear train, it includes the 7th rotate element, the 8th rotate element and
Nine rotate elements；Fourth planet gear train, it includes the tenth rotate element, the 11st rotate element and the 12nd rotate element；
Six control elements, it is used to optionally interconnect rotate element and case of transmission；First connecting elements, itself and first rotation
Turn element and the connection of the 4th rotate element, and be directly connected with input shaft；Second connecting elements, itself and the second rotate element
Connection, and be directly connected with case of transmission；3rd connecting elements, it is connected with the 3rd rotate element；4th connection structure
Part, it is connected with the 5th rotate element and the 7th rotate element, is selectively connected with the 3rd connecting elements；5th connection structure
Part, it is connected with the 6th rotate element, is selectively connected with the 3rd connecting elements, and optionally connects with case of transmission
Connect；6th connecting elements, it is connected with the 8th rotate element and the 12nd rotate element, and with case of transmission optionally
Connection；7th connecting elements, it is connected with the 9th rotate element and the tenth rotate element, and optionally connects with input shaft
Connect；And the 8th connecting elements, it is connected with the 11st rotate element, and is directly connected with output shaft.
First planetary gearsets can be single little gear planetary gearsets, wherein, first rotate element can be with
It is the first sun gear, second rotate element can be the first row carrier, and the 3rd rotate element can be the first internal tooth
Circle；
Second planetary gearsets can be single little gear planetary gearsets, wherein, the 4th rotate element can be with
It is the second sun gear, the 5th rotate element can be the second planet carrier, and the 6th rotate element can be the second internal tooth
Circle；
The third planet gear train can be single little gear planetary gearsets, wherein, the 7th rotate element can be with
It is the 3rd sun gear, the 8th rotate element can be third planet frame, and the 9th rotate element can be the 3rd internal tooth
Circle；
The fourth planet gear train can be single little gear planetary gearsets, wherein, the tenth rotate element can be with
It is the 4th sun gear, the 11st rotate element can be fourth planet frame, the 12nd rotate element can be the 4th
Ring gear.
Six control elements can include：First clutch, it is selectively connected the input shaft and described
Six connecting elements；Second clutch, it is selectively connected the input shaft and the 7th connecting elements；3rd clutch,
It is selectively connected the 3rd connecting elements and the 4th connecting elements；4th clutch, it is selectively connected institute
State the 3rd connecting elements and the 5th connecting elements；First brake, its be selectively connected the 5th connecting elements and
Case of transmission；And second brake, it is selectively connected the 6th connecting elements and case of transmission.
The gear realized by selectivity six control elements of operation can include：First forward range, it passes through together
When operate the 4th clutch and the second brake and formed；Second forward range, it passes through while operating described
Three clutches and the second brake and formed；3rd forward range, it passes through while operating the second clutch and institute
State second brake and formed；4th forward range, it passes through while operating the second clutch and the 3rd clutch
And formed；5th forward range, it is formed by operating the second clutch and the 4th clutch simultaneously；Before 6th
Enter gear, it is formed by operating the second clutch and first brake simultaneously；7th forward range, it passes through
Operate the first clutch and the second clutch and formed simultaneously；8th forward range, it is described that it passes through operation simultaneously
First clutch and first brake and formed；9th forward range, its pass through and meanwhile operate the first clutch and
4th clutch and formed；Tenth forward range, it passes through while operating the first clutch and the 3rd clutch
Device and formed；Reversing gear, it is formed by operating the first brake and second brake simultaneously.
A kind of various aspects of the invention, the epicyclic train of automatic transmission for vehicle can include：It is defeated
Enter axle, its moment of torsion for being used to receive engine；Output shaft, it is used to export the moment of torsion through changing；First planetary gearsets, it is
Single little gear planetary gearsets, it includes the first rotate element, the second rotate element and the 3rd rotate element；Second planetary gear
Group, it is single little gear planetary gearsets, and it includes the 4th rotate element, the 5th rotate element and the 6th rotate element the third line
Star gear train, it is single little gear planetary gearsets, and it includes the 7th rotate element, the 8th rotate element and the 9th rotation unit
Part；Fourth planet gear train, it is single little gear planetary gearsets, it include the tenth rotate element, the 11st rotate element and
12nd rotate element；First connecting elements, it is connected to the first rotate element and the 4th rotate element, and is directly connected
To input shaft；Second connecting elements, it is connected to the second rotate element, and is directly connected with case of transmission；3rd connects
Connection member, it is connected to the 3rd rotate element；4th connecting elements, it is connected to the 5th rotate element and the 7th rotate element,
It is selectively connected to the 3rd connecting elements；5th connecting elements, it is connected to the 6th rotate element, is selectively connected to
Three connecting elements, and it is selectively connected to case of transmission；6th connecting elements, it is connected to the 8th rotate element and
12 rotate elements, and it is selectively connected to case of transmission；7th connecting elements, its be connected to the 9th rotate element and
Tenth rotate element, and it is selectively connected to input shaft；8th connecting elements, it is connected to the 11st rotate element, and
And it is attached directly to output shaft；First clutch, it is selectively connected the input shaft and the 6th connecting elements；The
Two clutches, it is selectively connected the input shaft and the 7th connecting elements；3rd clutch, it is selectively connected
3rd connecting elements and the 4th connecting elements；4th clutch, it is selectively connected the 3rd connecting elements
With the 5th connecting elements；First brake, it is selectively connected the 5th connecting elements and case of transmission；And
Second brake, it is selectively connected the 6th connecting elements and case of transmission.
First planetary gearsets can be included as the first sun gear of the first rotate element, used as the second rotation unit
First planet carrier of part, and as the first ring gear of the 3rd rotate element；Second planetary gearsets can include making
It is the second sun gear of the 4th rotate element, as the second planet carrier of the 5th rotate element, and as the 6th rotate element
The second ring gear；The third planet gear train can be included as the 3rd sun gear of the 7th rotate element, as the 8th
The third line carrier of rotate element, and as the 3rd ring gear of the 9th rotate element；And the fourth planet gear train
Can include as the 4th sun gear of the tenth rotate element, as the fourth line carrier of the 11st rotate element, and conduct
4th ring gear of the 12nd rotate element.
A kind of various aspects of the invention, the epicyclic train of automatic transmission for vehicle can include：It is defeated
Enter axle, its moment of torsion for being used to receive engine；Output shaft, it is used to export the moment of torsion through changing；First planetary gearsets, it is
Single little gear planetary gearsets, it includes the first sun gear, the first planet carrier and the first ring gear；Second planetary gearsets, its
It is single little gear planetary gearsets, it includes the second sun gear, the second planet carrier and the second ring gear；Third planet gear train,
It is single little gear planetary gearsets, and it includes the 3rd sun gear, the third line carrier and the 3rd ring gear；Fourth planet gear
Group, it is single little gear planetary gearsets, and it includes the 4th sun gear, fourth line carrier and the 4th ring gear；First connection structure
Part, it is connected to the first sun gear and the second sun gear, and is attached directly to input shaft；Second connecting elements, its connection
To the first planet carrier, and it is attached directly to case of transmission；3rd connecting elements, it is connected to the first ring gear；4th
Connecting elements, it is connected to the second planet carrier and the 3rd sun gear, and is selectively connected to the 3rd connecting elements；5th connects
Connection member, it is connected with the second ring gear, is selectively connected to the 3rd connecting elements, and be selectively connected to speed changer
Housing；6th connecting elements, it is connected to the third line carrier and the 4th ring gear, and is selectively connected to transmission case
Body；7th connecting elements, it is connected to the 3rd ring gear and the 4th sun gear, and is selectively connected to input shaft；8th
Connecting elements, it is connected to fourth line carrier, and is attached directly to output shaft；And six control elements, its selectivity
Ground connection case of transmission and connecting elements.
The epicyclic train of each embodiment of the invention can realize at least ten forward ranges and at least one
Individual reversing gear, at least ten forward range and at least one reversing gear are by by controlling six control elements to operate
Formed as four planetary gearsets of simple planetary group.
In addition, the epicyclic train of each embodiment of the invention, by many gears by automatic transmission come
Realization is suitable for each gear of engine speed, such that it is able to significantly increase riding stability.
Additionally, the epicyclic train of each embodiment of the invention, by many gears of automatic transmission, can be with
The drive efficiency of engine is maximized, and power transfer performance and fuel consumption can be improved.
It should be appreciated that term used herein " vehicle " or " vehicle " or other similar terms generally comprise motor vehicle
, for example including sport vehicle (SUV), motor bus, truck, various commerial vehicles riding vehicle, it is including various
The ship of boat ship, ship, airborne vehicle etc., and including motor vehicle driven by mixed power, electric vehicle, pluggable hybrid-power electric vehicle
, hydrogen-powered vehicle and other alternative fuel vehicles (for example originating from the fuel of the nonoil energy).As mentioned herein
Arrive, motor vehicle driven by mixed power is the vehicle with two or more power sources, the car of such as both petrol power and electric power
.
Methods and apparatus of the present invention has additional features and advantages, and these characteristics and advantage are attached from what is be incorporated herein
Be will be apparent in figure and subsequent specific embodiment, or by the accompanying drawing being incorporated herein and subsequent specific reality
Apply and stated in detail in mode, these the drawings and specific embodiments are provided commonly for explaining certain principles of the invention.
Brief description of the drawings
Fig. 1 is the schematic diagram according to exemplary planetary gear train of the invention；
Fig. 2 is the operation diagram in each gear according to each control element of exemplary planetary gear train of the invention.
It is to be appreciated that appended accompanying drawing be not necessarily it is drawn to scale, it illustrates in a way by simplifying
General principle of the invention each feature.The specific design feature of invention disclosed herein include for example specific size,
Direction, position and profile partly will be determined by the specific environment to be applied and used.
Specific embodiment
Each embodiment of the invention is will be detailed with reference to, the example of these embodiments is shown in the accompanying drawings simultaneously
It is described as follows.Although the present invention will be combined with exemplary and be described, it should be understood that this specification is not intended to
Limit the invention to those exemplaries.Conversely, it is contemplated that not only cover these exemplaries, and
And covering can be included in various selection forms within the spirit and scope of the present invention being defined by the appended claims,
Modification, the equivalent form of value and other embodiments.
Fig. 1 is the schematic diagram of the epicyclic train according to each embodiment of the invention.
Referring to Fig. 1, the epicyclic train of each embodiment of the invention includes：It is arranged in same axis
One planetary gearsets PG1, the second planetary gearsets PG2, third planet gear train PG3 and fourth planet gear train PG4, input shaft
IS, output shaft OS, for by the first planetary gearsets PG1, the second planetary gearsets PG2, third planet gear train PG3 and the 4th
Eight connecting elements TM1 to TM8, six control element C1 to C4 and B1 of the rotate element interconnection in planetary gearsets PG4
To B2, and case of transmission H.
Moment of torsion from input shaft IS inputs is by the first planetary gearsets PG1, the second planetary gearsets PG2, third planet tooth
The common cooperation of wheel group PG3 and fourth planet gear train PG4 and change, and then via output shaft OS export.
These simple planetary gearsets are from engine side according to the first planetary gearsets PG1, the second planetary gearsets
The order of PG2, third planet gear train PG3 and fourth planet gear train PG4 is arranged.
Input shaft IS is input link, and the moment of torsion from engine crankshaft by torque converter after torque conversion is carried out
It is input to input shaft IS.
Output shaft OS be output link, its be arranged on on input shaft IS identical axis, and via differential gear will
Moment of torsion through changing is transferred to drive shaft.
First planetary gearsets PG1 is single little gear planetary gearsets, and including the first sun gear S1, the first planet carrier
PC1 and the first little gear P1 of the first ring gear R1, the first planet carrier PC1 support and the first sun gear S1 external toothings, in first
Gear ring R1 and the first little gear P1 internal messings.First sun gear S1 is as the first rotate element N1, the first planet carrier PC1 as
Two rotate element N2, the first ring gear R1 is used as the 3rd rotate element N3.
Second planetary gearsets PG2 is single little gear planetary gearsets, and including the second sun gear S2, the second planet carrier
PC2 and the second little gear P2 of the second ring gear R2, the second planet carrier PC2 support and the second sun gear S2 external toothings, in second
Gear ring R2 and the second little gear P2 internal messings., used as the 4th rotate element N4, the second planet carrier PC2 is used as second sun gear S2
Five rotate element N5, the second ring gear R2 is used as the 6th rotate element N6.
Third planet gear train PG3 is single little gear planetary gearsets, and including the 3rd sun gear S3, the third line carrier
PC3 and the 3rd ring gear R3, the third line carrier PC3 support the third pinion P3 with the 3rd sun gear S3 external toothings, in the 3rd
Gear ring R3 and third pinion P3 internal messings., used as the 7th rotate element N7, the third line carrier PC3 is used as 3rd sun gear S3
Eight rotate element N8, the 3rd ring gear R3 is used as the 9th rotate element N9.
Fourth planet gear train PG4 is single little gear planetary gearsets, and including the 4th sun gear S4, fourth line carrier
PC4 and the 4th ring gear R4, fourth line carrier PC4 support the fourth pinion P4 with the 4th sun gear S4 external toothings, in the 4th
Gear ring R4 and fourth pinion P4 internal messings.4th sun gear S4 is used as the tenth rotate element N10, fourth line carrier PC4 conducts
11st rotate element N11, the 4th ring gear R4 is used as the 12nd rotate element N12.
In the first planetary gearsets PG1, the second planetary gearsets PG2, third planet gear train PG3 and fourth planet gear
In group PG4, using eight connecting elements TM1 to TM8, the first rotate element N1 and the 4th rotate element N4 is directly connected, the
Five rotate element N5 and the 7th rotate element N7 is directly connected, and the 8th rotate element N8 is direct with the 12nd rotate element N12
Ground connection, the 9th rotate element N9 and the tenth rotate element N10 is directly connected.
Eight connecting elements TM1 to TM8 set as follows.
(second too for first connecting elements TM1 and the first rotate element N1 (the first sun gear S1) and the 4th rotate element N4
Sun wheel S2) connection, and be directly connected with input shaft IS, so that always as input element.
Second connecting elements TM2 is connected with the second rotate element N2 (the first planet carrier PC1), and with case of transmission H
It is directly connected, so that always as retaining element.
3rd connecting elements TM3 is connected with the 3rd rotate element N3 (the first ring gear R1).
(the 3rd too for 4th connecting elements TM4 and the 5th rotate element N5 (the second planet carrier PC2) and the 7th rotate element N7
Sun wheel S3) connection, and be selectively connected with the 3rd connecting elements TM3.
5th connecting elements TM5 is connected with the 6th rotate element N6 (the second ring gear R2), and with the 3rd connecting elements
TM3 is selectively connected, and is selectively connected with case of transmission H.
6th connecting elements TM6 and the 8th rotate element N8 (the third line carrier PC3) and the 12nd rotate element N12 (
Four ring gear R4) connection, and be selectively connected with input shaft IS, and be selectively connected with case of transmission H.
(the 4th too for 7th connecting elements TM7 and the 9th rotate element N9 (the 3rd ring gear R3) and the tenth rotate element N10
Sun wheel S4) connection, and be selectively connected with input shaft IS.
8th connecting elements TM8 is connected with the 11st rotate element N11 (fourth line carrier PC4), and with output shaft OS
It is directly connected, so that always as output element.
It is hereinbefore described, the 6th connecting elements TM6 and the 7th connecting elements TM7 and input shaft IS optionally connect
Connect.It should be noted that be selectively connected also to infer and be selectively connected with input shaft with the first connecting elements TM1, this be by
It is directly connected in the first connecting elements TM1 and input shaft IS.
Connecting elements TM1 to TM8 can each other be selected by four clutches C1, C2, C3 and C4 in control element
Property ground interconnection.
Connecting elements TM1 to TM8 can be selected by two brake B1 and B2 in control element and case of transmission H
Property ground connection.
Six control element C1 to C4 and B1 to B2 set as follows.
First clutch C1 is arranged on input shaft IS (or first connecting elements TM1) and the 6th connecting elements TM6 between, to be made
Obtaining input shaft IS (or first connecting elements TM1) and the 6th connecting elements TM6 can optionally be integrally formed.
Second clutch C2 is arranged on input shaft IS (or first connecting elements TM1) and the 7th connecting elements TM7 between, to be made
Obtaining input shaft IS (or first connecting elements TM1) and the 7th connecting elements TM7 can optionally be integrally formed.
3rd clutch C3 is arranged between the 3rd connecting elements TM3 and the 4th connecting elements TM4 so that the 3rd connection structure
Part TM3 and the 4th connecting elements TM4 can optionally be integrally formed.
4th clutch C4 is arranged between the 3rd connecting elements TM3 and the 5th connecting elements TM5 so that the 3rd connection structure
Part TM3 and the 5th connecting elements TM5 can optionally be integrally formed.
First brake B1 is arranged between the 5th connecting elements TM5 and case of transmission H so that the 5th connecting elements
TM5 can be selectively as retaining element.
Second brake B2 is arranged between the 6th connecting elements TM6 and case of transmission H so that the 6th connecting elements
TM6 can be selectively as retaining element.
First clutch C1, second clutch C2, the 3rd clutch C3 and the 4th clutch C4 in control element and
The multi-disc hydraulic friction engagement device that first brake B1 and second brake B2 may be embodied as hydraulic pressure and be frictionally engaged.
Fig. 2 is the behaviour of each control element in each gear of the epicyclic train according to each embodiment of the invention
Mapping.
As shown in Fig. 2 the epicyclic train of each embodiment of the invention operates two by each gear
Control element and perform gearshift.
In the first forward range D1, while operating the 4th clutch C4 and second brake B2.Therefore, by the 4th clutch
The operation of device C4 and the 3rd connecting elements TM3 is connected with the 5th connecting elements TM5.Now, the moment of torsion of input shaft IS is transfused to
To the first connecting elements TM1.In addition, the second connecting elements TM2 is used as retaining element, the 6th connecting elements TM6 is by the second system
The operation of dynamic device B2 and simultaneously as retaining element, so as to realize the first forward range, and via with the 8th connecting elements TM8
The output shaft OS of connection and export through change moment of torsion.
In the second forward range D2, while operating the 3rd clutch C3 and second brake B2.Therefore, by the 3rd clutch
The operation of device C3 and the 3rd connecting elements TM3 is connected with the 4th connecting elements TM4.Now, the moment of torsion of input shaft IS is transfused to
To the first connecting elements TM1.In addition, the second connecting elements TM2 is used as retaining element, the 6th connecting elements TM6 is by the second system
The operation of dynamic device B2 and simultaneously as retaining element, so as to realize the second forward range, and via with the 8th connecting elements TM8
The output shaft OS of connection and export through change moment of torsion.
In the 3rd forward range D3, while operating second clutch C2 and second brake B2.Therefore, by the second clutch
The operation of device C2 and input shaft IS is connected with the 7th connecting elements TM7, and the moment of torsion of input shaft IS is input into simultaneously
One connecting elements TM1 and the 7th connecting elements TM7.In addition, the second connecting elements TM2 is used as retaining element, the 6th connecting elements
TM6 by the operation of second brake B2 simultaneously as retaining element, so as to realize the 3rd forward range, and via with
Eight connecting elements TM8 connection output shaft OS and export through change moment of torsion.
In the 4th forward range D4, while operating second clutch C2 and the 3rd clutch C3.Therefore, by the second clutch
The operation of device C2 and input shaft IS is connected with the 7th connecting elements TM7, by the operation of the 3rd clutch C3 by the 3rd connect
Connection member TM3 is connected with the 4th connecting elements TM4, and the moment of torsion of input shaft IS is input into the first connecting elements TM1 and simultaneously
Seven connecting elements TM7.In addition, the second connecting elements TM2 is used as retaining element, so as to realize the 4th forward range, and via
The output shaft OS that is connected with the 8th connecting elements TM8 and export the moment of torsion through changing.
In the 5th forward range D5, while operating second clutch C2 and the 4th clutch C4.Therefore, by the second clutch
The operation of device C2 and input shaft IS is connected with the 7th connecting elements TM7, by the operation of the 4th clutch C4 by the 3rd connect
Connection member TM3 is connected with the 5th connecting elements TM5, and the moment of torsion of input shaft IS is input into the first connecting elements TM1 and simultaneously
Seven connecting elements TM7.In addition, the second connecting elements TM2 is used as retaining element, so as to realize the 5th forward range, and via
The output shaft OS that is connected with the 8th connecting elements TM8 and export the moment of torsion through changing.
In the 6th forward range D6, while operating second clutch C2 and the first brake B1.Therefore, by the second clutch
The operation of device C2 and input shaft IS is connected with the 7th connecting elements TM7, and the moment of torsion of input shaft IS is input into simultaneously
One connecting elements TM1 and the 7th connecting elements TM7.In addition, the second connecting elements TM2 is used as retaining element, and by first
The operation of brake B1 and using the 5th connecting elements TM5 simultaneously as retaining element, so as to realize the 6th forward range, and pass through
The moment of torsion through changing is exported by the output shaft OS being connected with the 8th connecting elements TM8.
In the 7th forward range D7, while operating first clutch C1 and second clutch C2.Therefore, by the first clutch
The operation of device C1 and second clutch C2 and input shaft IS is connected with the 6th connecting elements TM6 and the 7th connecting elements TM7, it is defeated
The moment of torsion for entering axle IS is input into the first connecting elements TM1, the 6th connecting elements TM6 and the 7th connecting elements TM7 simultaneously.Then,
Third planet gear train PG3 and fourth planet gear train PG4 forms one to export the moment of torsion as input, so as to realize the 7th
Forward range, and the moment of torsion through being input into is exported via the output shaft OS being connected with the 8th connecting elements TM8.
In the 8th forward range D8, while operating first clutch C1 and the first brake B1.Therefore, by the first clutch
The operation of device C1 and input shaft IS is connected with the 6th connecting elements TM6, and the moment of torsion of input shaft IS is input into first simultaneously
Connecting elements TM1 and the 6th connecting elements TM6.In addition, the second connecting elements TM2 is used as retaining element, and by the first system
The operation of dynamic device B1 and using the 5th connecting elements TM5 simultaneously as retaining element, so as to realize the 8th forward range, and via
The output shaft OS that is connected with the 8th connecting elements TM8 and export the moment of torsion through changing.
In the 9th forward range D9, while operating first clutch C1 and the 4th clutch C4.Therefore, by the first clutch
The operation of device C1 and input shaft IS is connected with the 6th connecting elements TM6, by the operation of the 4th clutch C4 by the 3rd connect
Connection member TM3 is connected with the 5th connecting elements TM5, and the moment of torsion of input shaft IS is input into the first connecting elements TM1 and the 6th simultaneously
Connecting elements TM6.In addition, the second connecting elements TM2 is used as retaining element, so as to realize the 9th forward range, and via with
8th connecting elements TM8 connection output shaft OS and export through change moment of torsion.
In the tenth forward range D10, while operating first clutch C1 and the 3rd clutch C3.Therefore, by first from
The operation of clutch C1 and input shaft IS is connected with the 6th connecting elements TM6, by the operation of the 3rd clutch C3 by the 3rd
Connecting elements TM3 is connected with the 4th connecting elements TM4, and the moment of torsion of input shaft IS is input into the first connecting elements TM1 and the simultaneously
Six connecting elements TM6.In addition, the second connecting elements TM2 is used as retaining element, so as to realize the tenth forward range, and via
The output shaft OS that is connected with the 8th connecting elements TM8 and export the moment of torsion through changing.
In reversing gear REV, while operating the first brake B1 and second brake B2.Therefore, the moment of torsion of input shaft IS
The first connecting elements TM1, the second connecting elements TM2 is input to as retaining element, and by the first brake B1 and
The operation of two brake B2 and make the 5th connecting elements TM5 and the 6th connecting elements TM6 simultaneously as retaining element, so as to realize
Reversing gear, and the moment of torsion through changing is exported via the output shaft OS being connected with the 8th connecting elements TM8.
As described above, the epicyclic train of each embodiment of the invention can realize ten forward ranges and one
Individual reversing gear, described ten forward ranges and a reversing gear are by controlling four clutches C1, C2, C3 and C4 and two
Individual brake B1 and B2 operates four planetary gearsets PG1, PG2, PG3 and the PG4 to be formed.
In addition, the epicyclic train of each embodiment of the invention, by many gears by automatic transmission
Realization is suitable for each gear of engine speed, such that it is able to significantly increase riding stability.
Additionally, the epicyclic train of each embodiment of the invention, by many gears of automatic transmission, can be with
The drive efficiency of engine is maximized, and power transfer performance and fuel consumption can be improved.
The purpose of illustration and description above is in order to the description that specific illustrative embodiment of the invention is presented.Above
Description be not intended as turning into exhaustive, be also not intended as limiting the invention to disclosed precise forms, it is clear that according to upper
It is all possible to state many changes of teaching and change.It is of the invention in order to explain to select exemplary and be described
Certain principles and its practical application, so that others skilled in the art can be realized and various shown using of the invention
Example property embodiment and its different choice form and modification.The scope of the present invention is intended to by appended claims and its waits
Valency form is limited.
Claims (10)
1. the epicyclic train of a kind of automatic transmission for vehicle, including：
Input shaft, it is used to receive engine torque；
Output shaft, its moment of torsion for being used to export the engine through changing；
First planetary gearsets, it includes the first rotate element, the second rotate element and the 3rd rotate element；
Second planetary gearsets, it includes the 4th rotate element, the 5th rotate element and the 6th rotate element；
Third planet gear train, it includes the 7th rotate element, the 8th rotate element and the 9th rotate element；
Fourth planet gear train, it includes the tenth rotate element, the 11st rotate element and the 12nd rotate element；
Six control elements, it is used to optionally interconnect rotate element and case of transmission；
First connecting elements, it is connected with the first rotate element and the 4th rotate element, and is directly connected with input shaft；
Second connecting elements, it is connected with the second rotate element, and is directly connected with case of transmission；
3rd connecting elements, it is connected with the 3rd rotate element；
4th connecting elements, it is connected with the 5th rotate element and the 7th rotate element, and with the 3rd connecting elements selectivity
Ground connection；
5th connecting elements, it is connected with the 6th rotate element, and is selectively connected with the 3rd connecting elements, and with change
Fast device housing is selectively connected；
6th connecting elements, it is connected with the 8th rotate element and the 12nd rotate element, and with case of transmission selectivity
Ground connection；
7th connecting elements, it is connected with the 9th rotate element and the tenth rotate element, and is selectively connected with input shaft；
And
8th connecting elements, it is connected with the 11st rotate element, and is directly connected with output shaft.
2. the epicyclic train of the automatic transmission for vehicle according to claim 1, wherein：
First planetary gearsets are single little gear planetary gearsets, wherein, first rotate element is the first sun gear,
Second rotate element is the first planet carrier, and the 3rd rotate element is the first ring gear；
Second planetary gearsets are single little gear planetary gearsets, wherein, the 4th rotate element is the second sun gear,
5th rotate element is the second planet carrier, and the 6th rotate element is the second ring gear；
The third planet gear train is single little gear planetary gearsets, wherein, the 7th rotate element is the 3rd sun gear,
8th rotate element is the third line carrier, and the 9th rotate element is the 3rd ring gear；
The fourth planet gear train is single little gear planetary gearsets, wherein, the tenth rotate element is the 4th sun gear,
11st rotate element is fourth line carrier, and the 12nd rotate element is the 4th ring gear.
3. the epicyclic train of the automatic transmission for vehicle according to claim 1, wherein, the six control unit
Part includes：
First clutch, it is selectively connected the input shaft and the 6th connecting elements；
Second clutch, it is selectively connected the input shaft and the 7th connecting elements；
3rd clutch, it is selectively connected the 3rd connecting elements and the 4th connecting elements；
4th clutch, it is selectively connected the 3rd connecting elements and the 5th connecting elements；
First brake, it is selectively connected the 5th connecting elements and case of transmission；And
Second brake, it is selectively connected the 6th connecting elements and case of transmission.
4. the epicyclic train of the automatic transmission for vehicle according to claim 3, wherein, by selective operation
Six control elements and the gear realized include：
First forward range, operates and is formed while it is by the 4th clutch and the second brake；
Second forward range, operates and is formed while it is by the 3rd clutch and the second brake；
3rd forward range, operates and is formed while it is by the second clutch and the second brake；
4th forward range, operates and is formed while it is by the second clutch and three clutch；
5th forward range, operates and is formed while it is by the second clutch and four clutch；
6th forward range, operates and is formed while it is by the second clutch and first brake；
7th forward range, operates and is formed while it is by the first clutch and the second clutch；
8th forward range, operates and is formed while it is by the first clutch and first brake；
9th forward range, operates and is formed while it is by the first clutch and four clutch；
Tenth forward range, operates and is formed while it is by the first clutch and three clutch；And
Reversing gear, it is formed by operating first brake and the second brake simultaneously.
5. the epicyclic train of a kind of automatic transmission for vehicle, including：
Input shaft, its moment of torsion for being used to receive engine；
Output shaft, it is used to export the moment of torsion through changing；
First planetary gearsets, its be single little gear planetary gearsets and including the first rotate element, the second rotate element and
3rd rotate element；
Second planetary gearsets, its be single little gear planetary gearsets and including the 4th rotate element, the 5th rotate element and
6th rotate element；
Third planet gear train, its be single little gear planetary gearsets and including the 7th rotate element, the 8th rotate element and
9th rotate element；
Fourth planet gear train, it is single little gear planetary gearsets and including the tenth rotate element, the 11st rotate element
With the 12nd rotate element；
First connecting elements, it is connected to the first rotate element and the 4th rotate element, and is attached directly to input shaft；
Second connecting elements, it is connected to the second rotate element, and is directly connected with case of transmission；
3rd connecting elements, it is connected to the 3rd rotate element；
4th connecting elements, it is connected to the 5th rotate element and the 7th rotate element, and is selectively connected to the 3rd company
Connection member；
5th connecting elements, it is connected to the 6th rotate element, and is selectively connected to the 3rd connecting elements, and selection
It is connected to case of transmission to property；
6th connecting elements, it is connected to the 8th rotate element and the 12nd rotate element, and is selectively connected to speed change
Device housing；
7th connecting elements, it is connected to the 9th rotate element and the tenth rotate element, and is selectively connected to input shaft；
8th connecting elements, it is connected to the 11st rotate element, and is attached directly to output shaft；
First clutch, it is selectively connected the input shaft and the 6th connecting elements；
Second clutch, it is selectively connected the input shaft and the 7th connecting elements；
3rd clutch, it is selectively connected the 3rd connecting elements and the 4th connecting elements；
4th clutch, it is selectively connected the 3rd connecting elements and the 5th connecting elements；
First brake, it is selectively connected the 5th connecting elements and case of transmission；And
Second brake, it is selectively connected the 6th connecting elements and case of transmission.
6. the epicyclic train of the automatic transmission for vehicle according to claim 5, wherein：
First planetary gearsets include：As the first sun gear of the first rotate element, as the second rotate element
One planet carrier, the first ring gear as the 3rd rotate element；
Second planetary gearsets include：As the second sun gear of the 4th rotate element, as the 5th rotate element
Two planet carriers, the second ring gear as the 6th rotate element；
The third planet gear train includes：As the 3rd sun gear of the 7th rotate element, as the 8th rotate element
Three planet carriers, the 3rd ring gear as the 9th rotate element；
The fourth planet gear train includes：As the 4th sun gear of the tenth rotate element, as the 11st rotate element
Fourth line carrier, the 4th ring gear as the 12nd rotate element.
7. the epicyclic train of the automatic transmission for vehicle according to claim 5, wherein, by selective operation
Four clutches and two brakes and the gear realized include：
First forward range, operates and is formed while it is by the 4th clutch and the second brake；
Second forward range, operates and is formed while it is by the 3rd clutch and the second brake；
3rd forward range, operates and is formed while it is by the second clutch and the second brake；
4th forward range, operates and is formed while it is by the second clutch and three clutch；
5th forward range, operates and is formed while it is by the second clutch and four clutch；
6th forward range, operates and is formed while it is by the second clutch and first brake；
7th forward range, operates and is formed while it is by the first clutch and the second clutch；
8th forward range, operates and is formed while it is by the first clutch and first brake；
9th forward range, operates and is formed while it is by the first clutch and four clutch；
Tenth forward range, operates and is formed while it is by the first clutch and three clutch；And
Reversing gear, operates and is formed while it is by first brake and the second brake.
8. the epicyclic train of a kind of automatic transmission for vehicle, including：
Input shaft, its moment of torsion for being used to receive engine；
Output shaft, it is used to export the moment of torsion through changing；
First planetary gearsets, it is single little gear planetary gearsets and including the first sun gear, the first planet carrier and first
Ring gear；
Second planetary gearsets, it is single little gear planetary gearsets and including the second sun gear, the second planet carrier and second
Ring gear；
Third planet gear train, it is single little gear planetary gearsets and including the 3rd sun gear, the third line carrier and the 3rd
Ring gear；
Fourth planet gear train, it is single little gear planetary gearsets and including the 4th sun gear, fourth line carrier and the 4th
Ring gear；
First connecting elements, it is connected to the first sun gear and the second sun gear, and is attached directly to input shaft；
Second connecting elements, it is connected to the first planet carrier, and is attached directly to case of transmission；
3rd connecting elements, it is connected to the first ring gear；
4th connecting elements, it is connected to the second planet carrier and the 3rd sun gear, and is selectively connected to the 3rd connection structure
Part；
5th connecting elements, it is connected with the second ring gear, and is selectively connected to the 3rd connecting elements, and selectivity
Be connected to case of transmission；
6th connecting elements, it is connected to the third line carrier and the 4th ring gear, and is selectively connected to case of transmission；
7th connecting elements, it is connected to the 3rd ring gear and the 4th sun gear, and is selectively connected to input shaft；
8th connecting elements, it is connected to fourth line carrier, and is attached directly to output shaft；And
Six control elements, it is selectively connected case of transmission and connecting elements.
9. the epicyclic train of the automatic transmission for vehicle according to claim 8, wherein, the six control unit
Part includes：
First clutch, it is selectively connected the input shaft and the 6th connecting elements；
Second clutch, it is selectively connected the input shaft and the 7th connecting elements；
3rd clutch, it is selectively connected the 3rd connecting elements and the 4th connecting elements；
4th clutch, it is selectively connected the 3rd connecting elements and the 5th connecting elements；
First brake, it is selectively connected the 5th connecting elements and case of transmission；
Second brake, it is selectively connected the 6th connecting elements and case of transmission.
10. the epicyclic train of the automatic transmission for vehicle according to claim 9, wherein, by selective behaviour
The gear made six control elements and realize includes：
First forward range, operates and is formed while it is by the 4th clutch and the second brake；
Second forward range, operates and is formed while it is by the 3rd clutch and the second brake；
3rd forward range, operates and is formed while it is by the second clutch and the second brake；
4th forward range, operates and is formed while it is by the second clutch and three clutch；
5th forward range, operates and is formed while it is by the second clutch and four clutch；
6th forward range, operates and is formed while it is by the second clutch and first brake；
7th forward range, operates and is formed while it is by the first clutch and the second clutch；
8th forward range, operates and is formed while it is by the first clutch and first brake；
9th forward range, operates and is formed while it is by the first clutch and four clutch；
Tenth forward range, operates and is formed while it is by the first clutch and three clutch；And
Reversing gear, operates and is formed while it is by the first brake and second brake.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150176079A KR101795385B1 (en) | 2015-12-10 | 2015-12-10 | Planetary gear train of automatic transmission for vehicles |
| KR10-2015-0176079 | 2015-12-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106870652A true CN106870652A (en) | 2017-06-20 |
| CN106870652B CN106870652B (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610552794.1A Active CN106870652B (en) | 2015-12-10 | 2016-07-14 | The planetary gear train of automatic transmission for vehicle |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US9897169B2 (en) |
| KR (1) | KR101795385B1 (en) |
| CN (1) | CN106870652B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101846891B1 (en) * | 2016-06-30 | 2018-04-09 | 현대자동차 주식회사 | Planetary gear train of automatic transmission for vehicles |
| KR20180118886A (en) * | 2017-04-24 | 2018-11-01 | 현대자동차주식회사 | Planetary gear train of automatic transmission for vehicles |
| KR102443336B1 (en) * | 2017-09-29 | 2022-09-16 | 현대자동차주식회사 | Transmission for vehicles |
| KR102443348B1 (en) * | 2017-09-28 | 2022-09-16 | 현대자동차주식회사 | Multy-stage transmission for vehicle |
| KR102451895B1 (en) * | 2017-10-19 | 2022-10-07 | 현대자동차 주식회사 | Planetary gear train of automatic transmission for vehicles |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101090813B1 (en) * | 2010-06-30 | 2011-12-08 | 기아자동차주식회사 | Gear train of automatic transmission for vehicles |
| JP2015155719A (en) * | 2014-02-20 | 2015-08-27 | アイシン・エィ・ダブリュ株式会社 | Multistage transmission |
| DE102014205046A1 (en) * | 2014-03-19 | 2015-09-24 | Zf Friedrichshafen Ag | Multi-stage automatic transmission |
| JP2015197166A (en) * | 2014-04-01 | 2015-11-09 | アイシン・エィ・ダブリュ株式会社 | Multistage transmission |
| CN105051417A (en) * | 2013-03-27 | 2015-11-11 | 腓特烈斯港齿轮工厂股份公司 | Transmission for motor vehicle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8047954B2 (en) | 2009-02-13 | 2011-11-01 | GM Global Technology Operations LLC | Multi-speed transmission |
| US8047950B2 (en) * | 2009-02-17 | 2011-11-01 | GM Global Technology Operations LLC | Multi-speed transmission |
| JP6164004B2 (en) | 2013-09-26 | 2017-07-19 | アイシン精機株式会社 | Automatic transmission |
-
2015
- 2015-12-10 KR KR1020150176079A patent/KR101795385B1/en active IP Right Grant
-
2016
- 2016-06-27 US US15/194,175 patent/US9897169B2/en active Active
- 2016-07-14 CN CN201610552794.1A patent/CN106870652B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101090813B1 (en) * | 2010-06-30 | 2011-12-08 | 기아자동차주식회사 | Gear train of automatic transmission for vehicles |
| CN105051417A (en) * | 2013-03-27 | 2015-11-11 | 腓特烈斯港齿轮工厂股份公司 | Transmission for motor vehicle |
| JP2015155719A (en) * | 2014-02-20 | 2015-08-27 | アイシン・エィ・ダブリュ株式会社 | Multistage transmission |
| DE102014205046A1 (en) * | 2014-03-19 | 2015-09-24 | Zf Friedrichshafen Ag | Multi-stage automatic transmission |
| JP2015197166A (en) * | 2014-04-01 | 2015-11-09 | アイシン・エィ・ダブリュ株式会社 | Multistage transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20170068963A (en) | 2017-06-20 |
| US20170167574A1 (en) | 2017-06-15 |
| KR101795385B1 (en) | 2017-11-09 |
| US9897169B2 (en) | 2018-02-20 |
| CN106870652B (en) | 2019-12-03 |
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